4BUAN4-A — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

4BUAN4-A: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2014 OVERALL, seat_angle: 12.0 DEGREES FIRST END, thread_class: 3A CENTER BULKHEAD A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED W/ GASKET SEAL (BOSS) SECOND END, special_features: THREAD SERIES DIFFER FROM MS ON BOSS END; OVERALL LENGTH DIFFERENCE. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-270-9605, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

4BUAN4-A

NSN: 4730-01-270-9605
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 28968 — CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2014 OVERALL
seat_angle	12.0 DEGREES FIRST END
thread_class	3A CENTER BULKHEAD A
connection_type	THREADED EXTERNAL TUBE FIRST END
connection_style	FLARED W/ GASKET SEAL (BOSS) SECOND END
special_features	THREAD SERIES DIFFER FROM MS ON BOSS END; OVERALL LENGTH DIFFERENCE
surface_treatment	ANODIZE NUT
operating_pressure	5.4 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size	0.437 INCHES SECOND END IN
nominal_overall_length	2.151 INCHES IN
media_for_which_designed	AIR SINGLE RESPONSE
thread_series_designator	UNF SECOND END
NSN	4730-01-270-9605

COMPONENT DIAGRAM

KEY FEATURES

•

FURNISHED ITEMS AND QUANTITY: 2 FERRULE SLEEVE AND 2 UNION NUT AND 1 JAM NUT

•

CONNECTION STYLE: FLARED W/ GASKET SEAL (BOSS) SECOND END

•

NOMINAL OVERALL LENGTH: 2.151 INCHES IN

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END BULKHEAD

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN

TECHNICAL CHARACTERISTICS

FURNISHED ITEMS AND QUANTITY	2 FERRULE SLEEVE AND 2 UNION NUT AND 1 JAM NUT
CONNECTION STYLE	FLARED W/ GASKET SEAL (BOSS) SECOND END
CONNECTION STYLE	FLARELESS (TUBE) FIRST END
NOMINAL OVERALL LENGTH	2.151 INCHES IN
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END BULKHEAD
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED EXTERNAL BOSS SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END IN
OPERATING PRESSURE	5.4 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE	0.437 INCHES SECOND END IN

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 1

11455419Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4BUAN4-A?

4BUAN4-A is a ADAPTER,STRAIGHT,TUBE TO BOSS.

What parts can replace 4BUAN4-A?

There is 1 known substitute for 4BUAN4-A: 11455419. Substitute compatibility should be verified for your specific system.

What is the NSN for 4BUAN4-A?

4BUAN4-A is cataloged in the U.S. Government catalog under NSN 4730-01-270-9605. This indicates validated use in U.S. government and defense supply chains.

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4BUAN4-A — ADAPTER,STRAIGHT,TUBE TO BOSS

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